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Siemens SIWAREX FTC, Device Manual

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Preface 

1 Preface 

1.1  Purpose of Manual 

This manual contains all information required to set up and operate the 
SIWAREX FTC. 

1.2  Basic Knowledge Required 

To understand this manual, a general knowledge of SIMATIC automation 
technology is required. Weighing technology is also beneficial. 

1.3  Scope of Manual 

This manual applies to the SIWAREX FTC module: 

Type 

Name 

Order number 

From product 
revision (Version) 

SIWAREX FTC 

SIWAREX 

Flexible 
Technology  

Continuous

 

Weighing

 

7MH4900-3AA01

 HW 

V1.0.0 

FW 

V.2.1.4 

Table 1-1 

Validity of this manual 

 
 
 

 

Note 

This manual contains the description of all modules that are valid at the time of 

publication.  

We reserve the right to supply new modules or newer versions of modules with 

product information containing current information about the module.

 

 

SIWAREX FTC 

1-1

 

Summary of Contents for SIWAREX FTC

Page 1: ...SIWAREX FTC Device Manual Status 10 2010 Module for Belt scale ...

Page 2: ...he applications described in the catalog and the technical description and only in conjunction with external devices and components that are approved or recommended by Siemens Fault free and safe operation of the product depend on proper transport proper storage assembly installation operation and maintenance Brand names Trademarks SIWAREX SIMATIC SIMATIC HMI and SIMATIC NET are trade marks of the...

Page 3: ...ns and Parameters 5 Commands 6 Messages and Diagnosis 7 Programming in SIMATIC STEP 7 8 Commissioning with a PC SIWATOOL FTC_B 9 Firmware Update with SIWATOOL FTC_B 10 Empty 11 Project planning in SIMATIC PCS 7 12 Accessories 13 SIWAREX FTC Module for belt scale Device Manual Technical Data 14 Index 15 Abbreviations 16 Revision 10 2010 SIWAREX FTC v ...

Page 4: ...NNECTION AND WIRING 4 4 1 4 14 Connection Areas for SIWAREX FTC 4 4 2 4 15 Shielding Connection 4 4 3 4 16 Connection of 24 V Power Supply 4 4 4 4 16 Connections to Front Terminal 4 4 5 4 16 Load Cell Connection 4 4 6 4 18 Digital Inputs 4 4 7 4 20 Counter Input 4 4 8 4 20 Digital Outputs 4 4 9 4 22 Analog output 4 4 10 4 22 Interface RS 485 for Mettler Toledo type WM or WMH 4 4 11 4 24 RS 485 Int...

Page 5: ... Weighing Operating Mode NAWI Filling Procedure 5 2 32 5 45 DR 3 Operating Mode NAWI Emptying Procedure 5 2 33 5 45 DR 3 Operating Mode Force Measurement 5 2 34 5 45 DR 3 Operating Mode Belt Scale 5 2 35 5 45 DR 3 Operating Mode Loss in weight Scale 5 2 36 5 45 DR 3 Operating Mode Bulk Flow Measurement Device 5 2 37 5 46 DR 3 Load cell type 5 2 38 5 46 DR 3 Monitoring time for the digital load cel...

Page 6: ...for the Weight Simulation 5 6 2 5 61 DR 7 Decade for Rounding the Decimal Places for the Process Values 5 6 3 5 61 DR 7 Force in Service Operation 5 6 4 5 62 DR 7 Process Value 1 for Fast Output to the SIMATIC CPU 5 6 5 5 62 DR 7 Process Value 2 for Fast Output to the SIMATIC CPU 5 6 6 5 62 DR 7 Definition of the Process Alarms 0 1 2 3 4 5 6 7 5 6 7 5 63 DR 7 S7 FB Life Bit Monitoring Time 5 6 8 5...

Page 7: ... Weight 5 15 7 5 76 DR 30 G N Weight_x10 5 15 8 5 76 DR 30 Tare 5 15 9 5 76 DR 30 Belt Speed 5 15 10 5 76 DR 30 Belt Speed in of the Nominal Speed 5 15 11 5 76 DR 30 Belt Loading in of the Nominal Load 5 15 12 5 77 DR 30 Nominal Load 5 15 13 5 77 DR 30 Belt Load 5 15 14 5 77 DR 30 Flowrate 1 5 15 15 5 77 DR 30 Flowrate 2 5 15 16 5 77 DR 30 Flowrate 3 5 15 17 5 77 DR 30 Flowrate in of the Nominal F...

Page 8: ... 112 GENERAL 8 2 8 112 SIWAREX FTC IN HW CONFIG 8 3 8 113 SIWAREX FTC IN THE CYCLIC STEP 7 PROGRAM 8 4 8 113 CALL PARAMETERS FOR FB SIWA_FTC 8 4 1 8 113 ADDR 256 Input INT 8 4 2 8 114 DB_SCALE 18 Input INT 8 4 3 8 114 DB_VECTOR 17 Input INT 8 4 4 8 114 CMD_IN DB_SCALE i_CMD_INPUT Input INT 8 4 5 8 114 SIM_VAL DB_SCALE r_SIM_VALUE Input REAL 8 4 6 8 114 ANA_OUT DB_SCALE r_ANALOG_OUT_VALUE Input REA...

Page 9: ...ICAL EMC AND CLIMATIC REQUIREMENTS 14 11 1 14 130 Electrical Protection and Safety Requirements 14 11 2 14 130 Electromagnetic Compatibility 14 12 14 132 ENVIRONMENTAL CONDITIONS 14 13 14 133 LICENSES 15 Index 15 134 16 Abbreviations 16 137 Images FIGURE 3 1 3 8 CONFIGURATION OF SIMATIC S7 PCS7 WITH SIWAREX FTC FIGURE 3 2 3 9 SIWATOOL FTC_B OVERVIEW FIGURE 4 1 4 14 SIWAREX FTC FRONT VIEW FIGURE 4 ...

Page 10: ... ALLOCATION OF DR 8 TABLE 5 6 5 70 ALLOCATION OF DR 9 TABLE 5 7 5 70 ALLOCATION OF DR 14 TABLE 5 8 5 71 ALLOCATION OF DR 15 TABLE 5 9 5 71 ALLOCATION OF DR 16 TABLE 5 10 5 72 ALLOCATION OF DR 17 TABLE 5 11 5 72 ALLOCATION OF DR 18 TABLE 5 12 5 73 ALLOCATION OF DR 21 TABLE 5 13 5 74 ALLOCATION OF DR 30 TABLE 5 14 5 75 DR 30 NAWI STATUS BITS TABLE 5 15 5 76 DR 30 CONTI STATUS FLAGS TABLE 5 16 5 78 A...

Page 11: ...ALOG OUTPUT TABLE 14 5 14 128 DATA DIGITAL INPUTS DIGITAL OUTPUTS TABLE 14 6 14 128 DATA COUNTER INPUT CI TABLE 14 7 14 128 DATA RS 232C INTERFACE TABLE 14 8 14 128 DATA RS 485 INTERFACE TABLE 14 9 14 129 DATA DIMENSIONS AND WEIGHT TABLE 14 10 14 129 DATA MECHANICAL REQUIREMENTS TABLE 14 11 14 130 DATA ELECTRICAL PROTECTION AND SAFETY REQUIREMENTS TABLE 14 12 14 131 DATA ELECTROMAGNETIC COMPATIBIL...

Page 12: ......

Page 13: ...f Manual This manual applies to the SIWAREX FTC module Type Name Order number From product revision Version SIWAREX FTC SIWAREX Flexible Technology Continuous Weighing 7MH4900 3AA01 HW V1 0 0 FW V 2 1 4 Table 1 1 Validity of this manual Note This manual contains the description of all modules that are valid at the time of publication We reserve the right to supply new modules or newer versions of ...

Page 14: ...ecific parameters are indicated accordingly 6 Commands Description of commands that can be executed by SIWAREX FTC 7 Messages and Diagnosis Description of error messages with notes on problem solutions 8 Programming in SIMATIC STEP 7 Description of data exchange with the SIMATIC CPU This chapter is only meant for users who wish to write their own application software 9 Commissioning with a PC SIWA...

Page 15: ...e SIWAREX FTC Then please contact your Siemens representative in the office or business location that is responsible for your area or technical support for SIWAREX Tel 49 0 721 595 2811 Updated information on SIWAREX weighing technology can be found on the Internet Site http www siemens de siwarex ...

Page 16: ...llation of the module in the SIMATIC Manager hardware catalogue or update HSP hardware software package Device manuals in several languages SIWAREX FTC versions of Getting started for belt scale Introductory application software SIWAREX FTC Getting started is very helpful during the first steps in programming The current version can be obtained free of charge via the Internet http www siemens de s...

Page 17: ...e manual is available for other operating modes 3 2 Advantages and Benefits SIWAREX FTC is characterized by a few clear advantages o Uniform structure and universal communication through the integration in the SIMATIC S7 and SIMATIC PCS7 o Standardized configuration with SIMATC o Direct application in the SIMATIC automation system o Application in the decentralized system concept through connectio...

Page 18: ... module FM of the SIMATIC S7 300 and can be read directly on the SIMATIC S7 300 or ET 200M bus Installation cabling efforts for the 80 mm wide module is simplified with the profile rail assembly snap in technology Connection with the load cells is done using 40 pin standard front terminal strips the power supply is through a 2 pin plug and the serial interface is through a 9 pin D type plug connec...

Page 19: ...tting SIWAREX FTC parameters The SIWAREX FTC weigh module can also be used in explosion hazard areas Zone 2 An optional Ex interface SIWAREX IS provides load cells with an intrinsically safe power supply for applications in zone 1 3 6 System Integration in SIMATIC SIWAREX FTC is completely integrated in the SIMATIC S7 and SIMATIC PCS7 The user is absolutely free to configure his automation solutio...

Page 20: ...e program enables commissioning of the scale without having to understand automation technology During a service procedures you can analyze the processes in the scale and test them with the help of a PC Reading the diagnostics buffer from the SIWAREX FTC is very helpful in analyzing events Besides complete access to all parameters memory or print outs of the weighing file the program can create we...

Page 21: ...ecorded data can be displayed in a curve diagram using MS Excel These records can then be used to e g analyze and optimize the material flow for a shift 3 8 Firmware Download with SIWATOOL FTC_B Another feature of the SIWATOOL FTC_B program helps in loading a new version of firmware onto the SIWAREX FTC on site It allows upgrades or function expansions for the firmware at any time and from anywher...

Page 22: ...njury or damage to equipment Only qualified personnel are permitted to access the operational components of this device system Warning The unit has been developed manufactured tested and documented in accordance with the corresponding safety standards The device itself will not cause any danger to equipment or personal health under normal circumstances Danger Commissioning is not permitted until i...

Page 23: ... line expansion 8 SIWAREX FTC per line Max amount in system ET 200M 7 SIWAREX FTC per station Selecting the suitable SIMATIC CPU the SIMATIC HMI Human Machine Interface and the communication modules does not only depend on SIWAREX FTC requirements but also on the overall job that the automation system has to perform 4 2 Structure to EMC Guidelines SIWAREX FTC is a highly accurate measuring device ...

Page 24: ...ing mechanisms Galvanic coupling Capacitive coupling Inductive coupling Radiation coupling 4 2 5 Five Basic Rules for Guaranteeing EMC If you follow these five basic rules EMC can be guaranteed in most cases Rule 1 Large surface area grounding connection Ensure that while installing the automation devices a well made large surface area ground connection is made between the inactive metal component...

Page 25: ...ing must be low impedance Use metallic or metal plated connector housings for the shielded data lines Rule 4 Special EMC measures All inductivity that is to be controlled should be connected with suppressors Use interference suppressed fluorescent lighting or incandescent lamps for illuminating cabinets or housings in the immediate vicinity of your controller Rule 5 Uniform reference potential Cre...

Page 26: ...le 6 Label the SIWAREX FTC corresponding with your identification system 4 4 Connection and Wiring 4 4 1 Connection Areas for SIWAREX FTC The following connection areas are found on the front Screw in connector for 24 V power supply 40 pin connector for load cell connection digital input and output RS 485 analogue output counter input 9 pin D sub socket for RS 232 to PC or printer connection Figur...

Page 27: ...Use only lines with mesh shielding The shielding should provide at least 80 coverage For fastening the meshed shielding use only metal cable clamps The clamps must cover as much shielding as possible and ensure a good contact Shield clamps must be ordered separately from the grounding elements The area covered by the shielding clamp is to be chosen corresponding with the cable diameter Approximate...

Page 28: ... connecting the 40 pin connector Flexible cables with a cross section of 0 25 to 1 5 mm2 can be used Remove the insulation from the cable for 6 mm and install wire end sleeves 4 4 5 Load Cell Connection Sensors equipped with strain gauges and that meet the following conditions can be connected to the SIWAREX FTC Characteristic value 1 4 mV V Supply voltage of 10 2 V is permitted The connection is ...

Page 29: ... be used 2 The cable shielding is normally run on the cable guide supports of the junction box In case of the danger of potential equalization currents on the cable shielding a potential equalization conductor is to be run parallel to the load cell cable or the shield clamp is to be used in the junction box to the shield strip Using the potential equalization conductor is the preferred method of d...

Page 30: ...in 4 wire system Figure 4 4 Load cell connection in 6 wire system 4 4 6 Digital Inputs SIWAREX FTC has 7 digital inputs These inputs are potentially isolated from the module group They have a common reference point M 4 18 SIWAREX FTC ...

Page 31: ...ivation will not cause any harm Termination Clamp Signal Comment X1 1 DI 1 Parameter definable function X1 2 DI 2 Parameter definable function X1 3 DI 3 Parameter definable function X1 4 DI 4 Parameter definable function X1 5 DI 5 Parameter definable function 1 6 DI 6 Parameter definable function X1 7 DI 7 Parameter definable function X1 8 2M Reference ground for digital inputs Table 4 4 Digital i...

Page 32: ...puts The SIWAREX FTC has eight potential isolated outputs DO with a nominal voltage of 24 V and an output current of maximum 0 5 A per output max total current 2 A These outputs are potentially isolated from the module group The outputs share common potential They have a common ground and a secure 24 V supply They are short circuit and overload protected DO status is indicated with and LED on the ...

Page 33: ...on X1 12 DO 2 Parameter definable function X1 13 DO 3 Parameter definable function X1 14 DO 4 Parameter definable function X1 15 DO 5 Parameter definable function X1 16 DO 6 Parameter definable function X1 17 DO 7 Parameter definable function X1 18 DO 8 Parameter definable function X1 19 3L 24 V for digital outputs X1 20 3M Ground for digital outputs Table 4 6 Digital output connections Figure 4 7...

Page 34: ...4 4 10 Interface RS 485 for Mettler Toledo type WM or WMH Digital sensors from the Mettler Toledo company of type WM or WMH can be connected to Siwarex The following interface parameters data record 3 and 7 are to be set DR3 Device selection Digital load cell Mettler Toledo DR7 Baudrate 38400 DR7 Character parity even DR7 Data bits 7 DR7 Stop bits 1 4 22 SIWAREX FTC ...

Page 35: ... Output Tb X1 25 RTa Termination resistor RTa X1 26 RTb Termination resistor RTb X1 11 DO 1 Send Start instruction sir X1 12 DO 2 Send Stop instruction si Table 4 8 RS 485 Connections Figure 4 9 Connecting Mettler Toledo type WM or WMH to RS 485 Connecting METTLER TOLEDO type WM or WMH some additional parameters must be set SIWAREX FTC 4 23 ...

Page 36: ...on resistor RTa X1 26 RTb Termination resistor RTb Table 4 9 RS 485 connection Figure 4 10 RS 485 connection 4 4 12 Connecting the Remote Display from Siebert One or more Siebert Type S102 displays can be connected to the RS485 interface The displays can only be used for displaying weights in Non automatic weighing instrument operating mode 4 24 SIWAREX FTC ...

Page 37: ... have been set by the SIWATOOL FTC for RS 485 are to be defined Figure 4 11 Connecting the S102 display 4 4 13 Connecting the PC for SIWATOOL FTC Table RS 232 Interface Termination Clamp Signal Comment X2 9 pin D type RS 232 Interface Table 4 10 Connecting the PC Ready made cables are available for connecting the PC see Accessories Figure 4 12 Connecting the PC SIWAREX FTC 4 25 ...

Page 38: ...ady EXC Green LED 7 Load cell supply SEN Green LED 8 Supply voltage feedback from load cells Table 4 11 Display Elements LED 4 4 15 Using the Micro Memory Card Only a SIMATIC Micro Memory Card can be used for saving the calibratable records or for recording weighing states Approximately 16 MB of data can be stored with the MMC described in chapter Accessories Warning notice After formatting the MM...

Page 39: ...properly attached to the shielding conductor for all corresponding cables Is the profile rail connected to the ground conductor Have all tools materials or components that do not belong to the S7 or SIWAREX FTC been removed from the profile rail and the module group 24 V to SIWAREX FTC connection Turn on power supply on Proper initialization of the SIWAREX FTC in the SIMATIC can only be guaranteed...

Page 40: ... installation of the SIWAREX FTC in a hazardous area SIWAREX FTC may only be used under the conditions which are specified in the appropriate certificates The SIWAREX FTC can be used in Ex zone 2 acc to IEC CENELEC directive 94 9 EG In the following you find some details about the certificates ATEX Europe and UL USA Canada Certificate ATEX Type Examination Certificate Number ATEX Nr KEMA 08ATEX000...

Page 41: ...nection of load cells in zone 2 it is sufficient that the load cells also have an approval for zone 2 and all associated directives as well as the installation instructions are respected For a connection of load cells in zone 1 load cells with the adequate approvals are needed and appropriate provisions according to the guidelines must ensure explosion protected operation For example SIWAREX R loa...

Page 42: ...r each operating mode Not all parameters must be re entered for each operating mode By changing a parameter the behavior of the scale is changed respectively The advantage of this solution is that you can define how many of the default values should be retained and how much the behavior of the scale has to be adapted for the application All parameters are split into data records DR The data record...

Page 43: ...ght value All operating modes 5 18 35 Cryptodata All operating modes 5 19 36 Process values PID controller Loss in weight scale 37 Quality Loss in weight scale 40 Log text 1 All operating modes 5 20 41 Log text 2 All operating modes 5 20 42 Log text 3 All operating modes 5 20 43 Log text 4 All operating modes 5 20 44 Last log data All operating modes 5 21 45 String All operating modes 5 22 46 Log ...

Page 44: ...o Switch off service operation Name Type Address Default Range of Values Meaning Reference 6 Adjustment Adjustment digits for Adjustment zero 0 DINT DBD000 1398101 0 to 2 24 Other definitions not permitted 5 2 1 Adjustment digits for Adjustment weight 1 DINT DBD004 15379113 0 to 2 24 Other definitions not permitted 5 2 1 Adjustment digits for adjustment weight 2 DINT DBD008 0 0 to 2 24 Other defin...

Page 45: ... fg 5Hz 4 fg 2Hz 5 fg 1Hz 6 fg 0 5Hz 7 fg 0 2Hz 8 fg 0 1Hz 9 fg 0 05Hz Other definitions not permitted 5 2 5 Depth of average value filter INT DBW040 10 0 250 x 10 ms 0 Average value filter deactivated Other definitions not permitted 5 2 6 1 Adjustment parameter I 0 Scale Name STRING 10 DBB042 SIWAREX XX 5 2 7 Number of weight ranges BYTE DBB056 1 1 Range 2 Ranges 3 Ranges Other definitions not pe...

Page 46: ...wait time has elapsed an error message is generated and the command is aborted For weighing commands zero setting taring in operation as non automatic weighing instrument that are activated by an operator a setting in the 2000 ms range is a good idea 5 2 24 Max negative weight for zero setting when switching on BYTE DBB106 10 Neg Range of the switch on zero setting device in of WBmax Entry from Po...

Page 47: ...ng from the load cells is converted into a digital value with an analog digital converter A weight value is then calculated from this digital value All functions of the SIWAREX FTC then uses this weight value for executing their task To calculate the weight value from the digital value the characteristic curve of the measurement system must be determined In the simplest case the characteristic cur...

Page 48: ...ained Example Zero point 0 0 kg always produces 5 800 000 digits Adjustment weight 1 100 kg produces 10 100 000 digits This defines the characteristic curve 0 is entered as the weight value for further adjustment weights and the scale can now perform the calculations for the weight values over the entire measurement range Note Since the maximum value for adjustment digits is 15 379 113 and the val...

Page 49: ...er commissioning and after adjustment all data records for the scale are read from SIWAREX FTC and are stored as a scale file ScaleX FTL Identical scales can now be put into operation immediately Connect the PC to the new scale and activate the Send all data records function This also transfers the adjustment weights and the adjustment digits the characteristic curve is defined immediately Of cour...

Page 50: ... digits 2 3 4 are assigned with other calibration weights e g 70 80 100 of the measurement range FIGURE 5 2 Linearization of the scale characteristic curve The characteristic curve is converted for bi directional operation in Force measurement operating mode The following image shows the relationship between effective force and the adjustment digits FIGURE 5 3 Adjustment Digits and Force 5 38 SIWA...

Page 51: ...ment the characteristic value range should be defined as 5 2 3 DR3 Filter Sequence for the Signal Filter Changing the filter sequence can be an advantage in some cases Normally the signal is first filtered by the average value filter 5 2 4 DR3 Type of Low Pass Filters For the suppression of interference to the weight display 3 types of filters have been prepared for selection critically damped Bes...

Page 52: ...can be freely selected Note The scale name can no longer be changed after official calibration 5 2 8 DR3 Number of Weight Ranges SIWAREX FTC can be defined as a scale with one two or three different measurement ranges Depending on the construction type certification the numeral step can be defined separately for every range Normally only one measuring range is used in the force measurement and con...

Page 53: ...the zero point Slow drifting is presumed if the conditions of standard EN45501 have been met This function is executed as a dynamic zero setting function in the Belt scale operating mode This function has no effect in the Loss in weight scale operating mode Attention In non verifiable operation no OIML restrictions after activating this function the scale can indicate zero after a slow drift over ...

Page 54: ...used Note If only one weighing range is defined then this entry is meaningless 5 2 18 DR 3 Minimum Weight for Weighing Range 2 The numeral step for weighing range 2 can be defined corresponding with standard EN 45501 0 0001 to 50 If only one weighing range is defined then this entry is meaningless 5 2 19 DR 3 Minimum Weight for Weighing Range 3 The current weight value can be used for verifiable r...

Page 55: ...ting Taring Output log 5 2 23 DR 3 Standstill Range Standstill monitoring is used to identify when the scale is at a stable equilibrium Scale standstill is determined if the weight value changes by less than a defined deviation range standstill value within a defined time standstill time Standstill is used in static operation of the scale Command Zero setting Taring Output log The figure below ill...

Page 56: ...ffective 5 2 27 DR 3 Maximum Negative Weight for Zero Setting The current gross weight of the scale is defined as zero for zero setting For zero setting the specification can be used to limit the effect of the function The reference point for the affect of the limitation is not the current gross weight It is the weight that the scale would show without a previous zero setting For scales in calibra...

Page 57: ...o OIML R 76 only accepts the service and adjustment instructions and weighing instructions zero setting and taring The net weight increases with decreasing load on the scale 5 2 33 DR 3 Operating Mode Force Measurement This operating mode is not legal for trade The scope of functionality is similar but with operating mode non automatic weighing instrument filling procedure The difference is in the...

Page 58: ...justment digits 2 3 4 0 The application dependent sensor parameters are set using the tools for defining parameters for the WM or WMH sensors The following settings with instructions must be made for communication with SIWAREX FTC RS422 interface settings o PROT_2 Basic protocol o COM_1_8_0_0 Interface RS422 38400 baud 7 Bits even parity 1 stop bit Setting the digital inputs o DIN1_SIR_0_1 Input 1...

Page 59: ...ly The length unit is used for defining the belt length Calculating the belt load refers to this definition The parameter only has an effect in the operating mode Belt scale 5 2 43 DR 3 Conversion Factor The conversion factor indicates the relationship between the weight unit and the large weight unit The factor can be defined as required Example Weight unit kg Large weight unit t Conversion facto...

Page 60: ... the respective load cell measurement log The characteristic value is normally entered with up to 5 decimal places e g 2 01201 After entering the data for each load cell the adjustment digits are calculated and the result is displayed by actuating the button Calculate adjustment digits Then the calculated adjustment digits can be integrated into the data record with adjustment data DR 3 by actuati...

Page 61: ...REAL DBD020 1 1 Cut off weight Limit value 1 5 4 8 Switch on weight Limit value 2 REAL DBD024 50 Switch on weight Limit value 2 5 4 9 Cut off weight Limit value 2 REAL DBD028 49 Cut off weight Limit value 2 5 4 10 Switch on weight Limit value 3 REAL DBD032 99 Limit value 3 corresponds with overfill limit 5 4 11 Cut off weight Limit value 3 REAL DBD036 98 Cut off weight limit value 3 5 4 12 40 Tabl...

Page 62: ...7 DR 4 Switch on Weight Limit Value 1 Switch on and shut off weights can be defined separately for a limit value In this way a minimum value monitor and a maximum value monitor can be realized by hysteresis A maximum value monitor is realized with the following specification Switch on value Switch off value A minimum value monitor is realized with the following specification Switch on value Switch...

Page 63: ...nter input msec 5 5 2 Pulse constant REAL DBD008 0 Pulse constant of the speed sensor 5 5 3 Constant belt speed REAL DBD012 2000 Constant speed if no speed sensor is connected 0 for connecting the speed sensor 5 5 4 Minimum belt speed INT DBW016 800 Limit value for minimum belt speed in of the nominal speed 800 corresponds with 80 0 5 5 5 Maximum belt speed INT DBW018 1020 Limit value for maximum ...

Page 64: ...ulse duration 1 for outputting the required quantity to a digital output when an external totalizing counter is connected 1 50 1000ms 5 5 23 Minimum pause duration 1 for digital output TIME DBD080 0 Minimum pause duration 1 for output of the required quantity to digital output when an external totalizing counter is connected 50 1000ms 5 5 24 Quantity per pulse 2 REAL DBD084 0 Indicates after which...

Page 65: ...entry of the number e g 1020 corresponds with 102 0 After this value has been exceeded SIWAREX FTC sets a status bit see scale status 5 5 7 DR 5 Reaction time for belt monitoring at start Monitoring the belt speed is only activated after this delay time when the belt is started 5 5 8 DR 5 Reaction time for belt monitoring in operation When the minimum belt speed is undercut the message or status b...

Page 66: ... of the number e g 1020 corresponds with 102 0 After this value has been exceeded SIWAREX FTC sets a status bit 5 5 16 DR 5 Maximum belt loading for zero setting Maximum belt loading for zero setting is a limit value for maximum belt loading in of the nominal belt loading Entering the number e g 20 corresponds with 2 0 After this value has been exceeded SIWAREX FTC will not execute the zero settin...

Page 67: ...stopping the minimum pause duration will make the next pulse late 5 5 24 DR 5 Minimum pause duration 1 for the digital output For the external quantity counter the pulse duration can be defined so that the device can recognize the pulse for sure The pulse duration is not permitted to be selected so long that stopping the minimum pause duration will make the next pulse late 5 5 25 DR 5 Material qua...

Page 68: ... 0 decimal places 1 rounding to 1 decimal place 2 rounding to 2 decimal places 3 rounding to 3 decimal places 4 rounding to 4 decimal places 5 rounding to 5 decimal places 6 rounding to 6 decimal places 5 6 2 Reserved BYTE DBB003 0 Reserved Force service operation BYTE DBB004 0 Bit 0 0 Outputs in service operation Forced control impossible 1 Outputs in service operation Forced control is possible ...

Page 69: ...RD DBW014 0 Value 0 No process alarm generation Value range 1 0FFh Number of the technical error Value range 100h 13Fh 100h 0 1Fh Bit No NAWI status bit coming 100h 20h 3Fh Bit No Conti status bit coming Value range 200h 23Fh 200h 0 1Fh Bit No NAWI status bit going 200h 20h 3Fh Bit Nr Conti status bit going 5 6 6 Definition of the process alarm 4 WORD DBW016 0 Value 0 No process alarm generation V...

Page 70: ...ng 5 6 6 S7 FB Life bit monitoring time TIME DBD024 0 0 S7 Life bit monitor switched off 1 to n Monitoring time msec 5 6 7 Analog output 0 Weight for zero point 0 or 4 mA REAL DBD028 0 Value output with the 0 or 4 mA 5 6 8 Reference for end value 20 mA REAL DBD032 0 Value output with the 20 mA 5 6 9 Replacement value for the analogue output at OD REAL DBD036 0 Replacement value which is output wit...

Page 71: ... RS485 Data bits RS485 Stop Bits BYTE DBB047 0 1 0 Bit 0 0 even 1 odd Bit 1 0 7 data bits 1 8 data bits Bit 2 0 1 stop bit 1 2 stop bit Bit 3 7 not used 5 6 18 Digital outputs 0 Definition of digital output 1 BYTE DBB048 0FFh Value range 00h 3Fh 0 1Fh Bit No NAWI status flag 20h 3Fh Bit No Conti status flag 41h Pulse output Integration Distribution mem 1 42h Pulse output Integration Distribution m...

Page 72: ...t value digital output 1 Bit 7 Replacement value digital output 8 5 6 21 Activate Digital output replacement values for operational faults BYTE DBB058 0 Bit 0 0 Replacement value output for operating error deactivated 1 Replacement value for operating error activated Bit 1 7 not used 5 6 22 Reserve 3 BYTE DBB059 0 Reserve 3 Digital inputs 0 Definition of digital input 1 BYTE DBB060 0 0 No command ...

Page 73: ... 1 1 n x 10 msec 5 6 28 80 Table 5 4 Allocation of DR 7 5 6 1 DR 7 Source for the Weight Simulation Instead of the actual weight determination a weight simulation can be activated for test purposes The simulated weight value can be defined through the SIMATIC interface or through the RS232 interface SIWATOOL FTC The weight simulation makes commissioning the scale much easier in certain situations ...

Page 74: ...mally the current Conti status selection code 30 is of interest in the loss in weight scale operating mode 5 6 6 DR 7 Definition of the Process Alarms 0 1 2 3 4 5 6 7 The process alarms can be defined with this parameter The module group can generate process alarms in the SIMATIC CPU The control program can react immediately to an event this way Defining a process alarm is explained with the examp...

Page 75: ...ge end 5 6 10 DR 7 Replacement Value for the Analog Output with OD A weight can be defined for the analogue output for which a corresponding signal is output if the OD signal Output Disable exists Normally this corresponds with the SIMATIC CPU status STOP 5 6 11 DR 7 Source for the Analog Output The source for the analogue output can be defined with this parameter The weight values from the define...

Page 76: ...only 0 CTS RTS transmission control OFF 1 CTS RTS transmission control ON 5 6 15 DR 7 Protocol Selection for RS 485 The following protocols can be set for the RS485 interface 0 No protocol 1 SIEBERT Protocol S11 2 ASCII protocol 3 SIEBERT Protocol S102 6 position 5 6 16 DR 7 Decimal Place for the Remote Display If a display from the Siebert company is connected to the RS 485 interface the decimal ...

Page 77: ...l output is assigned to a status bit of the scale and when assigning a number 63 the output remains inactive 0 31 Bit No NAWI status flag 31 0 31 Bit No Conti status flag 253 Start MW transmission digital LC 254 Stop MW transmission digital LC 255 Output always inactive Other values not allowed 5 6 20 DR 7 Level Definition for Digital Outputs 1 to 8 After assigning the definitions for digital outp...

Page 78: ... with the SIMATIC CPU STOP then you must ensure that it does not lead to a hazardous situation 5 6 22 DR 7 Replacement Values for Digital Outputs with Operating Error Normally the outputs are reset when there is a module group fault operating error This behavior corresponds with the default setting If it makes sense to set an output with a fault you can define it with this parameter E g Digital ou...

Page 79: ...h bit 0 If bit 0 is 0 then DI1 is high active and if bit 0 is 1 then DI1 is low active If bit 1 is 0 then DI2 is high active and if bit 1 is 1 then DI2 is low active etc 5 6 25 DR 7 MMC Log Overflow MMC Trace Overflow Target Memory for Trace Function Bit 0 is used for defining how the logging should be performed in the verifiable MMC memory when the memory is full 0 with full memory the logging pr...

Page 80: ... 10 msec is recorded When recording to RAM n 1 is possible and when recording to MMC n 5 is possible The recording can be started with the Start Recording 70 command and stopped with End recording 71 command A recording element has a length of 64 bytes and contains several measurement values and status bits see Table 5 26 Combination of recording elements The values that are recorded can be read w...

Page 81: ...r of the module Module name STRING 10 DBB036 SIWAREX XX CONT NAWI xxxx Application STRING 4 8 DBB048 xxxx xxxx xxxx xxxx xxxx Application identification File name STRING 20 DBB082 0 Version recognition Function status Data structure version Correction status BYTE 4 DBB104 0 Byte 0 ASCII Before delivery approval B Laboratory status P Pilot R Release S Special status After delivery approval V Versio...

Page 82: ... DR 14 to the scale Name Type Address Default Range of Values Meaning Reference Tare entry Tilt angle entry INT DBB000 0 Definition for the belt tilt 0 to 60 0 600 5 9 1 2 Table 5 7 Allocation of DR 14 5 9 1 DR 14 Tilt angle definition for the belt DR 14 is used for an external definition of the belt tilt angle If the belt is mounted horizontally the definition is 0 The belt can be tilted to a max...

Page 83: ...DR 16 to the scale Name Type Address Default Range of Values Meaning Reference Simulation Weight simulation entry REAL DBD000 0 Default value for weight simulation is used instead of the gross weight e g for test 5 11 1 4 Table 5 9 Allocation of DR 16 5 11 1 DR 16 Weight Simulation Definition If the DR 16 was defined as the source for the weight simulation see DR 7 Source for the weight simulation...

Page 84: ...e external display This way the external display Siebert can be used for displaying any value that is calculated in SIMATIC The display can only be used in operating mode Non automatic weighing instrument Procedures o Enter a value in DR 18 o Send the DR 18 to the scale Name Type Address Default Range of Values Meaning Reference Display Ext definition for remote display REAL DBD000 0 Remote displa...

Page 85: ...m loading time The maximum loading time is started as well when loading is started If the total quantity is not achieved before this time has elapsed SIWAREX FTC sends out a technology message 5 14 3 DR 21 Trailing weight The trailing weight is the material quantity that must be weighed in addition after the set value has been reached 5 14 4 DR 21 Log Selection After the total quantity has been re...

Page 86: ... is not reset begins after overflow at 0 5 15 18 Pulse counter value DINT DBD064 Pulse counter value in reference to the set measuring time 5 15 19 68 Table 5 13 Allocation of DR 30 5 15 1 DR 30 NAWI Status Bits Bit No Name Range of Values Meaning Reference 0 WR1 Weight within weighing range 1 1 WR2 Weight is in weighing range 2 2 WR3 Weight is in weighing range 3 3 Limit 1 Limit value 1 activated...

Page 87: ... Min belt load exceeded for totalizing 1 Min belt load exceeded for totalizing the totalizing can be performed 8 Scale in dynamic zero setting range 1 if the scale is in the dynamic zero setting range 9 Dynamic adjustment or zero setting procedure is running 1 if dynamic adjustment or zero setting procedure is running 10 Dyn zero setting aborted 1 If dynamic zero setting could not be completed or ...

Page 88: ...rocess Value The current net weight value Dimension Weight Unit WU 5 15 5 DR 30 Tare Process Value The current tare weight value Dimension Weight Unit WU 5 15 6 DR 30 G N Weight The momentary weight value which will be used for the main display Dimension Weight Unit WU 5 15 7 DR 30 G N Weight_x10 The momentary weight value in increased resolution which will be used for the main display Dimension W...

Page 89: ...5 15 18 DR 30 Operating Hours Counter The operating hours counter records the number of hours that the SIWAREX FTC is supplied with 24V voltage 5 15 19 DR 30 Pulse Counter Value Current counter value on the pulse input in relation to the defined measurement time 5 16 DR 31 Process Status 2 all operating modes The user or the service technician can retrieve information on the current status of the ...

Page 90: ...ime from the internal clock of the SIWAREX FTC 5 16 5 DR 31 Max Temperature The maximum occurring module temperature slave pointer 5 16 6 DR 31 Status of Digital Inputs The current signal level on the digital inputs 1 6 The status of the input for the pulse counter is not indicated 5 16 7 DR 31 Impedance Reference Value The total resistance of the load cell s which is measured upon commissioning M...

Page 91: ...tion memory Dimension in weight units WU Can be reset with instruction Delete distribution memory 1 or Log and delete distribution memory 1 5 17 2 DR 33 Distribution Memory 2 Content of distribution memory Dimension in weight units WU Can be reset with the instruction Delete distribution memory 2 or Log and delete distribution memory 2 5 17 3 DR 33 Distribution Memory 3 Content of distribution mem...

Page 92: ...Range of Values Meaning Reference Current weight in ASCII format STRING 1 6 DBB000 Current weight in ASCII format as output on the display 18 Table 5 18 Allocation of DR 34 SIWAREX FTC controls the content of DR 34 via instructions 25 26 128 142 181 192 5 19 DR 35 Encoded Information for Verifiable Display The content of the DR 35 corresponds with the DR 34 but is encoded The verifiable display is...

Page 93: ...e designations are 4 16 bytes long and can be specified at any time by the SIMATIC CPU DR 40 to 43 cannot be defined through the SIMATIC CPU Name Type Address Default Range of Values Meaning Reference Log text 1 Log text 1 STRING 160 DBB000 LF FF0C SP FF0D SP FF0F SP SP FF 05 CR EOT Prot ID Date Time Weight Place holder for field functions 0FFh Index indicated here with xx Unused characters are in...

Page 94: ...tion n j 10 Differential_dosing_scale1 22 23 24 25 26 27 28 29 Conti Fields nn 30 Conti Status flags j n 31 Distribution memory 1 j j 16 S1 12345678 9 kg 32 Distribution memory 2 j j 16 S2 12345 6789 kg 33 Distribution memory 3 j j 16 S3 12345 6789 kg 34 Distribution memory 4 j j 16 S4 12345 6789 kg 35 Distribution memory 5 j j 16 S5 12345 6789 kg 36 Distribution memory 6 j j 16 S6 12345 6789 kg 3...

Page 95: ...BB000 0 1 byte manufacturer s ID 4 bytes serial number with log output to RS232 interface always 0 5 21 1 Reserve 1 BYTE DBB005 0 Reserve 1 Reserve 2 WORD DBB006 0 Reserve 2 Log ID DINT DBD008 0 ID for stored log text 5 21 2 Last log data STRING 160 DBB012 STRING 160 0H Log text for last logging procedure 5 21 3 174 Table 5 22 Allocation of DR 44 5 21 1 DR 44 MMC ID Identification of the MMC card ...

Page 96: ...ter the log is prepared for reading Status bit MMC data ready S7 If the user now requests the DR 47 with the log the log with the desired ID is read in DR 47 The last log can also be read through DR 47 1 must be entered in BYTE 4 of DR 46 In this case the predefined log ID is ignored Procedures o Define ID number and enter in DR 46 o Send the DR 46 to the scale o Wait for status bit MMC data ready...

Page 97: ...e used to identify the log The number is incremented with every logging procedure 5 24 3 DR 47 Log Data The log data consists of 4 strings 5 25 DR 120 121 Trace Data Logging The trace function is used for logging measurement values and current states of the scale in RAM memory of the SIWAREX FTC or in the MMC card When logging to RAM SIWATOOL FTC reads the trace elements with data record 120 and w...

Page 98: ...n of the collected data can be handled using SIWATOOL FTC and MS Excel All of the logged elements that have been recorded are stored in the Excel table and can be read in a graph over time The progress of the weighing procedure can be analyzed and optimized In the event of sporadic events in the system the recording can be activated as circulating memory and can be ended with a condition in the SI...

Page 99: ... data DINT 4 Display depending on the defined trace target RAM or MMC in the interface parameters Bytes Oldest MMC Log ID DINT 4 Oldest element Youngest MMC Log ID DINT 4 Youngest element Oldest MMC Trace ID DINT 4 Oldest element Youngest MMC Trace ID DINT 4 Youngest element Oldest RAM Trace ID DINT 4 Oldest element Youngest RAM Trace ID DINT 4 Youngest element 48 Table 5 27 Overview of MMC data 5...

Page 100: ...automatic weighing instrument contains all instructions that concern the handling of a static scale Normally commands that have anything to do with the operation of the SIWAREX FTC as a non automatic weighing instrument e g zero setting taring The group of display commands contain all commands that are used for switching the content of the main display The extensive group of Belt Scale commands is...

Page 101: ...ervice operation 3 Adjustment command zero point valid The beginning of the characteristic curve zero point of the scale is defined with the momentary dead load Service operation 4 Adjustment command Adjustment weight 1 valid The first adjustment weight is assigned with the momentary weight Service operation 5 Adjustment command Adjustment weight 2 valid The second adjustment weight is assigned wi...

Page 102: ...13 Deactivate stand alone operation The SIWAREX is switched to operation in SIMATIC Service operation Scale commands 21 Scale zero setting The current weight is set to zero In calibratable operation OIML only possible with restrictions 1 3 The tare is deleted at the same time 22 Tare The current weight is set to zero and the weight display is designated as Net and Tare at the same time 23 Delete t...

Page 103: ...s not accepted Log commands 31 Output log text 1 Log output with text layout 1 32 Output log text 2 Output the log with text layout 2 33 Output log text 3 Output the log with text layout 3 34 Output log text 4 Output the log with text layout 4 35 Repeat last logging procedure The last log output is repeated 40 41 Reserved 40 Reserved 41 Reserved Micro Memory Commands 70 Start the Recording The rec...

Page 104: ...nds 100 Switch belt on Used for switching the belt belt on The belt control bit is set in CONTI status 101 Switch belt off Used for switching the transport belt off The belt control bit is deleted in CONTI status and if necessary the running totalizing procedure is stopped the discharge organ is switched off at the same time 102 Switch on totalizing This is used for starting the totalization using...

Page 105: ... memory 1 in advance The loading quantity DR 21 must be larger than the lag 110 Delete all distribution memory Deletes all 8 distribution memory locations 111 Log and delete distribution memory 1 Deletes verifiable distribution memory 1 This automatically includes a logging procedure In this case the text 1 DR 40 is used The deletion is only performed if the total 1 is contained in the log text 11...

Page 106: ...Log and delete distribution memory 4 Deletes verifiable distribution memory 4 This automatically includes a logging procedure Text 1 DR 40 is used here The deletion is only executed if total 1 is contained in the log text 118 Delete distribution memory 4 Deletes distribution memory 4 6 94 SIWAREX FTC ...

Page 107: ...tribution memory 7 Deletes verifiable distribution memory 1 This automatically includes a logging procedure Text 1 DR 40 is used here The deletion is only executed if total 1 is contained in the log text 124 Delete distribution memory 8 Deletes distribution memory 1 125 Log and delete distribution memory 7 Deletes verifiable distribution memory 7 This automatically includes a logging procedure Tex...

Page 108: ...4 from DR 32 137 Display flow rate 2 in DR 34 Display flow rate 2 in DR 34 from DR 32 138 Display flow rate 3 in DR 34 Display flow rate 3 in DR 34 from DR 32 139 Show belt loading in DR 34 Display of the belt loading in DR 34 from DR 31 140 Show verifiable weight B N in DR 34 Return to weight display 142 Display flow rate 1 in DR 34 Display the flow rate in of nominal flow rate in DR 34 from DR 3...

Page 109: ...ecord 3 47 The numbers 448 599 are reserved for expansion 601 699 649 699 Range for combined commands The function block SIWA_FTC FB44 can transfer several data records in sequence Read all data records of belt scale in the SIWAREX FTC DR3 DR4 DR7 DR5 DR8 DR9 DR14 DR15 DR16 DR17 DR18 DR20 DR21 DR30 DR31 DR32 DR34 DR35 DR44 DR45 DR47 Write data blocks of belt scale DR3 DR4 DR5 DR7 DR8 DR14 DR15 DR1...

Page 110: ...he module group and the module does not accept that data package These are operating errors if the module group in the current operating status cannot execute the given command The status displays are not messages in this respect The status displays describe the status of the scale in normal operation and can be monitored or evaluated at any time 7 2 Message Paths The SIWAREX FTC messages are pass...

Page 111: ...ed together with the scale parameters This helps in recognizing analyzing and solving problems in the system 7 4 Detection of Messages Using FB SIWA_FTC All of the messages of the SIWAREX module can be recognized and processed in the controller using the FB SIWA_FTC Additional errors in the processing of the FB SWIA_FTC are put out through the FB_ERR output variable see chapter 8 Programming in SI...

Page 112: ... normal operation Switch to service operation The following activities can only be performed in service operation Load factory settings command 8 Switch service operation off 2 Adjustment commands 3 4 5 6 7 Delete Format MMC 72 to 75 Send DR 3 5 Calibration parameter transfer with active write protect not permitted The calibration parameters DR 3 may only be changed if the write protect is not act...

Page 113: ...tted range lies between 100 msec and 10000 msec Correct the entry 29 Ext analog default value implausible The current value entry for the analog output lies outside of the defined DR 7 range Enter a smaller value 30 Analog output replacement value implausible The replacement value for the analog output lies outside of the defined DR 7 range is too large for the analog output Enter a smaller value ...

Page 114: ...e current print job is complete 66 Logging not possible since the MMC is full Logging is not possible since the MMC is full Switch MMCs 67 Logging task cannot be executed since MMC is defective or non existent Logging is not possible since the MMC is defective Switch MMCs 68 Log output not possible since no data is available Repeating the last log print out is not possible since there has been no ...

Page 115: ...y not be less than the numeral step of weighing range 1 in verifiable operation regulation code OIML set in DR 3 The numeral step of a weighing range may not be less than the numeral step of the weighing range below it Check parameter definitions 83 Filter parameter implausible The filter parameter definition in DR 3 or DR 10 is not plausible Check the codes for the filter type 0 2 and the limit f...

Page 116: ...tion range defined in DR 3 or the current gross value lies above the largest defined weighing range value The limit value is defined in DR 5 with a loss in weight scale 101 Scale command cannot be executed since not at standstill The weighing command Taring Zero definition Logging cannot be executed since the standstill is not within the defined standstill time in DR 3 102 Adjustment weight missin...

Page 117: ...le The date or time definition is not plausible Correct the definition The following are allowed Year 0 99 Month 1 12 Day 1 28 29 30 31 depending on the month Hour 0 23 Minute 0 59 Second 0 59 Weekday 1 7 167 Time definition implausible The definition for a time entry is not plausible Check the following conditions DR 6 measuring time for the flow rate is not in permitted range DR 6 Filling time d...

Page 118: ...unding 0 6 Source for analog output 0 4 DR 6 Time unit selection incorrect DR 12 Controller activation or switching flag not plausible 176 Impedance error Impedance error is output if the impedance deviation is greater than 10 to the reference value or if an error has occurred during the measurement 178 DR writing not possible The selected data record cannot be defined if the write protection is s...

Page 119: ...e recording method to cyclic memory if you want to overwrite the oldest data automatically 3 Recording aborted since the parameters have been changed Trace recording has been aborted because the recording device parameters have been changed during the recording process 4 logging not possible since the MMC is full Logging to the MMC cannot be performed because the memory on the MMC is exhausted Use...

Page 120: ...sert the MMC 19 Logging is not possible because the SIWATOOL driver is active Logging is not possible because the SIWATOOL program is active on the interface Disconnect the connection to the PC and connect a printer 20 Reserved 21 40 Error in weighing function 21 Scale command aborted not at standstill Taring Zero definition or logging not possible because no standstill has been achieved within th...

Page 121: ...rted Dynamic zero setting or adjustment has been aborted 48 Batch time exceeded The time for one batch DR21 is exceeded 49 Impulse output error Overrun of the impulse output buffer 50 Weighing stopped by SIMATIC CPU stop Weighing stopped by SIMATIC CPU stop Table 7 2 List of Technology Messages SIWAREX FTC 7 109 ...

Page 122: ...th the Error Acknowledge command Contact the SIWAREX Hotline 4 Lost process alarm Process alarm on the S7 interface 5 Parameter error Data loss Parameter error Data loss One or more data segments in non volatile memory are defective Load the defective data records e g with the Set default value command or transfer the affected records individually External error going 17 Limit for load cell signal...

Page 123: ...ss alarm on the S7 interface 133 Parameter error Data loss Parameter error Data loss One or more data segments in non volatile memory are defective Load the defective data records e g with the Set default value command or transfer the affected records individually External error going 145 Limit for load cell signal exceeded or undershot The measurement is too high Measure the measurement voltage w...

Page 124: ...r own supplements for various applications is recommended e g using the message block for SIWAREX FTC since the processing and displaying of errors exhibited by SIWAREX is performed very simply Currently the configuration package SIWAREX FTC for PCS 7 only contains the functionality of the belt scale 8 2 SIWAREX FTC in HW Config Planning of the hardware configuration in SIMATIC Manager involves de...

Page 125: ...ROGRESS CMD_FOK DB_SCALE bo_CMD_FINISHED_OK CMD_ERR DB_SCALE bo_CMD_ERR CMD_ERR_C DB_SCALE b_CMD_ERR_CODE REF_COUNT DB_SCALE b_INFO_REFRESH_COUNT PROC_VAL1 DB_SCALE r_PROCESS_VALUE1 PROC_VAL2 DB_SCALE dw_PROCESS_VALUE2 SC_STATUS DB_SCALE dw_SCALE_STATUS ERR_MSG DB_SCALE bo_ERR_MSG ERR_MSG_TYPE DB_SCALE b_ERR_MSG_TYPE ERR_MSG_C DB_SCALE b_ERR_MSG_CODE FB_ERR DB_SCALE bo_FB_ERR FB_ERR_C DB_SCALE b_F...

Page 126: ...delete the command number it resets the trigger variable CMD_EN DB_SCALE bo_CMD_ENABLE after executing the command 8 4 5 SIM_VAL DB_SCALE r_SIM_VALUE Input REAL If the simulation has been enabled see chapter 5 6 1 the value to be simulated can be defined on this input The value should be found in the weighing range of the weighing instrument 8 4 6 ANA_OUT DB_SCALE r_ANALOG_OUT_VALUE Input REAL If ...

Page 127: ... FB through the peripheral range SIWAREX FTC updates the values internally in a 10 msec rhythm Every update is assigned a number which can be used in the SIMATIC CPU like a time stamp 8 4 13 PROC_VAL1 DB_SCALE r_PROCESS_VALUE1 Output REAL The selected process value is output using this variable See chapter 5 6 4 Normally the belt load is output here 8 4 14 PROC_VAL2 DB_SCALE w_PROCESS_VALUE2 Outpu...

Page 128: ...by this variable Warning If a processing error occurs for FB SIWA_FTC we have to assume that the variables that have been output do not correspond with the actual status in the module 8 4 20 FB_ERR_C DB_SCALE b_FB_ERR_CODE The error number of the FB SIWA_FTC is output through this variable The following messages can be output Bit 0 DB_SCALE or DB_VECTOR are missing or have incorrect lengths Bit 1 ...

Page 129: ...n the CMD_IN DB_SCALE i_CMD_INPUT variable the execution of the command is triggered with this bit To prevent the command from being triggered more than once the bit should be created as an edge After execution of the command the FB SIWA_FTC resets the trigger variable CMD_EN DB_SCALE bo_CMD_ENABLE 8 4 23 ERR_MSG_Q DB_SCALE bo_ERR_MSG_QUIT After evaluating a message with variable ERR_MSG_C DB_SCAL...

Page 130: ...box is set up as an information sheet The user is shown which tasks can be processed with the parameters of the selected data record in this information sheet For sending receiving and transferring the entire data record is always handled not just an index card 9 3 Offline Configuration All scale parameters can be processed and stored without the SIWAREX FTC This reduces the commissioning time The...

Page 131: ... can be selected in the right hand program window A description of the affect of the data record on the behavior of the scale is shown in a white area After selecting a card a segment of the corresponding data record is shown in the form of input and output fields In addition to the parameter designation the Tool Tips can also be helpful in remembering the meanings of certain parameters text is di...

Page 132: ... data If the new firmware creates new data structures new data records or changes to existing data records because of function expansion the SIWAREX FTC will define those parameters with default values after the firmware has been downloaded Therefore the original status of those parameters should be read using the SIWATOOL FTC Menu Communication Receive all data records and then saved to a file Lo...

Page 133: ...spond to the communication requests from the SIMATIC CPU while transferring the firmware The CPU indicates a peripheral access error and unless a corresponding OB Organization Block is programmed the CPU can go to STOP status In this case loading the new firmware should simply be done with the CPU in STOP status SIWAREX FTC 10 121 ...

Page 134: ...11 Empty 11 122 SIWAREX FTC ...

Page 135: ...TIC PCS 7 12 Project planning in SIMATIC PCS 7 The integration of SIWAREX FTA is possible as of PCS 7 version 6 1 For description please refer to the separate manual under www siemens com weighing technology SIWAREX FTC 12 123 ...

Page 136: ...AK01 SIWAREX FTC configuration package for PCS7 V6 0 only available for belt scales on CD ROM SETUP for S7 Integration Function block for the CFC Plan Face plate for WINCC PC parameter software SIWATOOL FTC_B Manual on CD ROM 7MH4900 3AK61 SIWATOOL connection cable from SIWAREX FTC with a serial PC interface for 9 pin PC interfaces RS 232 Length 2 m 7MH4702 8CA Length 5 m 7MH4702 8CB Front connect...

Page 137: ...rd SIMATIC optional 7MH4900 2AY20 Calibration set for non automatic weighing instruments Accessories for a calibration certification sticker plate calibration marks CD with samples and information 7MH4900 2AY10 Ex Interface Type SIWAREX IS with ATEX certification for intrinsically safe connection of load cells including the manual with short circuit current DC 199 mA 7MH4710 5BA with short circuit...

Page 138: ...y from S7 backplane bus 14 3 Load Cell Connection EU type certification as non automatic weighing instrument class III 3 x 6000 d pi 0 4 Precision with Ex i interface 3 x 6000 d pi 0 5 Error limit conforming to DIN1319 1 from measurement range end value at 20 C 10 K Measuring range 1mV V 0 01 Measuring range 2 4mV V 0 005 Refresh rate internal external 2 5 msec 10 msec Internal resolution 16 milli...

Page 139: ...ned replacement value is output for active BASP OD signal S7 CPU Range 1 0 to 20 mA Range 2 4 to 20 mA Max total error at 25 C 0 5 Refresh rate 10 ms Load incl line resistance 520 Ω 30 nF Cable length 0 5 mm 2 200 m Temperature coefficient max 75 ppm K Resolution 12 Bit 4096 parts Isolation 500 V Definitions apply with current 0 5mA Resolution reduced by 20 with operations 4 to 20 mA Table 14 4 Da...

Page 140: ...9 V to 30 V Voltage range for L signal DC 3 V to 5 V Input current 15 to 30 V 2 to 15 mA Switching frequency max 10 kHz Isolation 500 V Table 14 6 Data Counter input CI 14 7 RS 232C Interface Baud rate 1200 to 115200 Baud Data bits 8 Parity Even Stop bits 1 Max distance 15 m Signal level Conforms to EIA RS232C Isolation 500 V Table 14 7 Data RS 232C interface 14 8 RS 485 Interface Baud rate 1200 t...

Page 141: ...2 27 EC 60721 3 3 class 3M3 IEC 61131 2 Test Ea 150 m s2 Half sinus Duration 11 msec Number 3 per axis each in neg and pos directions Vibration in transportation DIN IEC 60068 2 6 EC 60721 3 2 class 2M2 IEC 61131 2 Testing Fc 5 9 Hz 3 5 mm amplitude 9 5000 Hz 9 8 m s2 10 cycles per axis 1 octave min Shock in transportation DIN IEC 60068 2 29 EC 60721 3 2 class 2M2 IEC 61131 2 Test Eb 250 m s2 Half...

Page 142: ... Surge category II Pollution degree 2 Circuit board material IIIa Circuit track spacing 0 5 mm Isolation test IEC 1131 2 1992 CSA C22 2 No 142 Rated voltage 24 V Test voltage 500 V DC Fire and burn protection for Open Type Controller IEC 1131 2 1992 UL 508 Material SN 36350 3 93 Table 14 11 Data Electrical Protection and Safety Requirements 14 11 2 Electromagnetic Compatibility interference emissi...

Page 143: ...ines IEC 61000 4 5 NAMUR NE 21 IEC 61131 2 1 kV unsym on cable shield HF irradiation electromagnetic fields 26 MHz to 2000 MHz IEC 61000 4 3 IEC 61131 2 NAMUR NE 21 26 MHz to 1000 MHz and 1 4 GHz to 2 0 GHz 10 V m 900 MHz and 1 89 GHz 10 V m 2 0 GHz 2 7 GHz 1V m HF voltage on data signal and current supply lines 0 15 to 80 MHz IEC 61000 4 6 IEC 61131 2 NAMUR NE 21 0 15 kHz 80 MHz 10V 80 AM 1 kHz T...

Page 144: ...ts Environmental conditions Application range Operating temperature Vertical installation in S7 300 Horizontal installation in S7 300 Calibrating operation 10 to 60 C 10 to 40 C 10 to 40 C The S7 300 standard module groups may not be operated under 0 C Storage and transport temperature 40 to 70 C Relative humidity 5 to 95 Without condensation corresponds to relative humidity RH exposure level 2 in...

Page 145: ...ent UL 1604 Hazardous Location CSA 213 Hazardous Location APPROVED for use in Class I Division 2 Group A B C D T4 Class I Zone 2 Group IIC T4 Factory Mutual Research FM nach Approval Standard Class Number 3611 3600 3810 APPROVED for use in Class I Division 2 Group A B C D T4 Class I Zone 2 Group IIC T4 Explosion protection according to EN 60079 15 2005 Electrical apparatus for potentially explosiv...

Page 146: ...7 Configuration package 2 4 Configuring 4 11 Connection 4 14 Connection Areas 4 14 Constant belt speed 5 53 Conti Status flags 5 75 Control Display 5 72 Conversion factor 5 47 Correction factor 5 53 Counter input 4 20 Data and operating errors 7 100 Data content MMC 5 86 Data logging 5 85 Data records 5 30 Date Time 5 68 5 78 Determination time 5 47 Diagnosis 7 98 Diagnostic alarms 7 99 Digital in...

Page 147: ...d 5 53 Minimum flow rate 5 54 Minimum Weight for Weighing Range 5 41 MMC ID 5 83 5 85 NAWI Emptying Procedure 5 45 NAWI filling procedure 5 45 NAWI status bits 5 74 Net process value 5 76 Nominal load 5 77 Nominal speed 5 52 Non Automatic Weighing Instrument 3 6 Number of weight ranges 5 33 Numeral step 5 34 Numeral Step for Weighing Range 5 42 OIML R 76 3 6 Online operation 9 118 Operating messag...

Page 148: ...eight T 5 34 5 44 5 46 Tare process value 5 76 Technical Data 14 156 Technology messages 7 107 Temperature 5 78 Test values 14 159 Trace 5 85 Trace function 5 68 Trace overflow 5 67 trailing weight 5 73 Unit of Measurement 5 47 Vector DB 8 113 Visual check 4 27 Wait time for standstill 5 34 5 43 Weighing Functions 5 30 Weighing logs 3 9 Weight ranges 5 40 Weight simulation 5 61 5 71 Wiring 4 14 Ze...

Page 149: ...ghing instrument OD Output Disable S7 OIML Organization Internationale de Metrologie Legale OM Object manager for STEP 7 objects OP Operator Panel SIMATIC P BUS Peripherals bus S7 PC Personal Computer pT Preset tare predefined tare weight with manual taring PTB Physikalisch Technische Bundesanstalt certification authority for calibration of scales RAM Random Access Memory S7 300 Siemens Automation...

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